diff options
Diffstat (limited to '')
| -rw-r--r-- | debug/crc32.c (renamed from src/liblzma/lz/lz_encoder_private.h) | 41 |
1 files changed, 23 insertions, 18 deletions
diff --git a/src/liblzma/lz/lz_encoder_private.h b/debug/crc32.c index 638fcb2d..4052a863 100644 --- a/src/liblzma/lz/lz_encoder_private.h +++ b/debug/crc32.c @@ -1,10 +1,9 @@ /////////////////////////////////////////////////////////////////////////////// // -/// \file lz_encoder_private.h -/// \brief Private definitions for LZ encoder +/// \file crc32.c +/// \brief Primitive CRC32 calculation tool // -// Copyright (C) 1999-2006 Igor Pavlov -// Copyright (C) 2007 Lasse Collin +// Copyright (C) 2008 Lasse Collin // // This library is free software; you can redistribute it and/or // modify it under the terms of the GNU Lesser General Public @@ -18,23 +17,29 @@ // /////////////////////////////////////////////////////////////////////////////// -#ifndef LZMA_LZ_ENCODER_PRIVATE_H -#define LZMA_LZ_ENCODER_PRIVATE_H +#include "sysdefs.h" +#include <stdio.h> -#include "lz_encoder.h" -/// Value used to indicate unused slot -#define EMPTY_HASH_VALUE 0 +int +main(void) +{ + uint32_t crc = 0; -/// When the dictionary and hash variables need to be adjusted to prevent -/// integer overflows. Since we use uint32_t to store the offsets, half -/// of it is the biggest safe limit. -#define MAX_VAL_FOR_NORMALIZE (UINT32_MAX / 2) + do { + uint8_t buf[BUFSIZ]; + const size_t size = fread(buf, 1, sizeof(buf), stdin); + crc = lzma_crc32(buf, size, crc); + } while (!ferror(stdin) && !feof(stdin)); + //printf("%08" PRIX32 "\n", crc); -struct lzma_coder_s { - lzma_next_coder next; - lzma_lz_encoder lz; -}; + // I want it little endian so it's easy to work with hex editor. + printf("%02" PRIX32 " ", crc & 0xFF); + printf("%02" PRIX32 " ", (crc >> 8) & 0xFF); + printf("%02" PRIX32 " ", (crc >> 16) & 0xFF); + printf("%02" PRIX32 " ", crc >> 24); + printf("\n"); -#endif + return 0; +} |